SWDEV-415937 - Make _IMPORT_PREFIX in hip*targets.cmake point to a relative path

Change-Id: Ib0f4321f2954254d0486d741d057f182cb2481a7


[ROCm/clr commit: 209525d6e4]

projects/clr/hipamd/src/hiprtc/CMakeLists.txt

@@ -214,7 +214,7 @@ INSTALL(TARGETS hiprtc
   ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
   PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
 
-INSTALL(EXPORT hiprtc-targets NAMESPACE hiprtc:: DESTINATION ${CONFIG_RTC_PACKAGE_INSTALL_DIR})
+INSTALL(EXPORT hiprtc-targets NAMESPACE hiprtc:: DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/hiprtc)
 
 #############################
 # hiprtc-config